Permissable withdrawals (Change of Heart)

If a QACA plan provides for permissible withdrawals. If the plan has a under saver sweep does permissible withdrawal apply to it? Meaning can a participant who opted out of a under saver sweep request a permissible withdrawal if they opted out within 90 days from the date of the sweep.

What is an under saver sweep?

An under saver sweep is when the client automatically enrolls participants that are below a certain percentage of contributing to the plan.